/* ===========================================================
   AVOK EQUIPMENT — Feuille de style
   Direction : noir profond, accent jaune électrique, type condensée.
   =========================================================== */

:root {
  --noir:        #0a0a0a;
  --noir-2:      #131313;
  --noir-3:      #1c1c1c;
  --blanc:       #f4f4f0;
  --gris:        #9a9a95;
  --accent:      #8b3df5;   /* violet AVOK (seconde couleur de marque) */
  --accent-soft: rgba(139,61,245,0.12);
  --bordure:     #2a2a2a;
  --max:         1200px;
  --transition:  0.3s cubic-bezier(.2,.7,.2,1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Archivo', system-ui, sans-serif;
  background: var(--noir);
  color: var(--blanc);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ---------- Typographie utilitaire ---------- */
.eyebrow {
  font-family: 'Oswald', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 1rem;
}
.section-title {
  font-family: 'Archivo Black', sans-serif;
  font-size: clamp(1.9rem, 5vw, 3.4rem);
  line-height: 1.02;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-block;
  font-family: 'Oswald', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.95rem 2rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #fff; color: var(--noir); transform: translateY(-2px); }
.btn-line { border-color: var(--bordure); color: var(--blanc); }
.btn-line:hover { border-color: var(--accent); color: var(--accent); }
.btn-block { width: 100%; text-align: center; border: none; }

/* ---------- En-tête / nav ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(10,10,10,0.7);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--bordure);
  transition: var(--transition);
}
.nav {
  max-width: var(--max); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.5rem; height: 72px;
}
.brand-logo { height: 38px; width: auto; }
.nav-links { display: flex; gap: 2rem; list-style: none; align-items: center; }
.nav-links a {
  font-family: 'Oswald', sans-serif; text-transform: uppercase;
  letter-spacing: 0.08em; font-size: 0.9rem; font-weight: 500;
  color: var(--gris); transition: var(--transition); position: relative;
}
.nav-links a:hover { color: var(--blanc); }
.nav-cta {
  color: #fff !important; background: var(--accent);
  padding: 0.5rem 1.25rem;
}
.nav-cta:hover { background: #fff; color: var(--noir) !important; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 26px; height: 2px; background: var(--blanc); transition: var(--transition); }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 120px 1.5rem 0; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse at 70% 20%, rgba(139,61,245,0.18), transparent 55%),
    radial-gradient(ellipse at 20% 80%, rgba(139,61,245,0.10), transparent 50%),
    var(--noir);
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(var(--bordure) 1px, transparent 1px),
                    linear-gradient(90deg, var(--bordure) 1px, transparent 1px);
  background-size: 60px 60px; opacity: 0.25;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}
.hero-content { position: relative; z-index: 1; max-width: var(--max); margin: 0 auto; width: 100%; }
.hero-eyebrow {
  font-family: 'Oswald', sans-serif; text-transform: uppercase;
  letter-spacing: 0.3em; color: var(--accent); font-weight: 600;
  margin-bottom: 1.25rem; font-size: 0.85rem;
}
.hero-title {
  font-family: 'Archivo Black', sans-serif;
  font-size: clamp(3.5rem, 13vw, 9rem);
  line-height: 0.92; text-transform: uppercase; letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}
.hero-title .line { display: block; }
.hero-title em { font-style: normal; color: var(--accent); }
.hero-sub { max-width: 540px; color: var(--gris); font-size: 1.15rem; margin-bottom: 2.25rem; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Bandeau défilant */
.hero-marquee {
  position: relative; z-index: 1; margin-top: auto;
  border-top: 1px solid var(--bordure); border-bottom: 1px solid var(--bordure);
  padding: 1rem 0; overflow: hidden; white-space: nowrap;
}
.marquee-track {
  display: inline-flex; gap: 2rem; align-items: center;
  font-family: 'Oswald', sans-serif; text-transform: uppercase;
  letter-spacing: 0.15em; font-weight: 600; font-size: 1.1rem; color: var(--gris);
  animation: marquee 28s linear infinite;
}
.marquee-track span:nth-child(even) { color: var(--accent); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Sections génériques ---------- */
.univers, .process, .apropos, .devis, .realisations { max-width: var(--max); margin: 0 auto; padding: 7rem 1.5rem; }
.section-head { margin-bottom: 3.5rem; }
.section-head .section-title { margin-top: 0.25rem; }

/* ---------- Univers produits ---------- */
.univers-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.univers-card {
  background: var(--noir-2); border: 1px solid var(--bordure);
  overflow: hidden; transition: var(--transition);
}
.univers-card:hover { border-color: var(--accent); transform: translateY(-6px); }
.uc-media {
  height: 220px;
  background-color: #1a1a1a;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
}
.uc-media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.55), transparent 55%);
}
.uc-body { padding: 1.75rem; position: relative; }
.uc-index {
  font-family: 'Archivo Black', sans-serif; font-size: 0.85rem;
  color: var(--accent); letter-spacing: 0.1em;
}
.uc-body h3 {
  font-family: 'Oswald', sans-serif; text-transform: uppercase;
  font-size: 1.5rem; font-weight: 700; margin: 0.4rem 0 0.6rem;
}
.uc-body p { color: var(--gris); font-size: 0.97rem; }

/* ---------- Réalisations / galerie ---------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 260px;
  gap: 1rem;
}
.gallery-item {
  position: relative; overflow: hidden;
  border: 1px solid var(--bordure); background: var(--noir-2);
}
.gallery-item[data-span="wide"] { grid-column: span 2; }
.gallery-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s cubic-bezier(.2,.7,.2,1);
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 1.25rem; display: flex; flex-direction: column; gap: 0.2rem;
  background: linear-gradient(to top, rgba(10,10,10,0.92), transparent);
  transform: translateY(8px); opacity: 0; transition: var(--transition);
}
.gallery-item:hover figcaption { transform: none; opacity: 1; }
.gi-cat {
  font-family: 'Oswald', sans-serif; text-transform: uppercase;
  letter-spacing: 0.18em; font-size: 0.72rem; color: var(--accent); font-weight: 600;
}
.gi-title { font-family: 'Oswald', sans-serif; font-weight: 600; font-size: 1.1rem; }

/* État sans photo : emplacement stylé indiquant où déposer une image */
.gallery-item.is-placeholder img { display: none; }
.gallery-item.is-placeholder {
  display: flex; align-items: center; justify-content: center;
  background:
    repeating-linear-gradient(45deg, var(--noir-2), var(--noir-2) 12px, var(--noir-3) 12px, var(--noir-3) 24px);
}
.gallery-item.is-placeholder::before {
  content: "Votre photo ici";
  font-family: 'Oswald', sans-serif; text-transform: uppercase;
  letter-spacing: 0.15em; font-size: 0.85rem; color: var(--gris);
  border: 1px dashed var(--bordure); padding: 0.6rem 1rem;
}
.gallery-item.is-placeholder figcaption { position: static; opacity: 1; transform: none; background: none; display: none; }

.gallery-cta {
  text-align: center; margin-top: 2.5rem;
  font-family: 'Oswald', sans-serif; text-transform: uppercase; letter-spacing: 0.06em; color: var(--gris);
}
.gallery-cta a { color: var(--accent); }
.gallery-cta a:hover { color: var(--blanc); }

/* ---------- Process ---------- */
.steps { list-style: none; display: grid; gap: 0; counter-reset: none; }
.step {
  display: grid; grid-template-columns: auto 1fr; gap: 2rem; align-items: start;
  padding: 2.25rem 0; border-top: 1px solid var(--bordure);
}
.step:last-child { border-bottom: 1px solid var(--bordure); }
.step-num {
  font-family: 'Archivo Black', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4.5rem); line-height: 1;
  color: transparent; -webkit-text-stroke: 2px var(--accent); text-stroke: 2px var(--accent);
}
.step-text h3 {
  font-family: 'Oswald', sans-serif; text-transform: uppercase;
  font-size: 1.6rem; font-weight: 700; margin-bottom: 0.4rem;
}
.step-text p { color: var(--gris); max-width: 620px; }
.step-text strong { color: var(--accent); }

/* ---------- À propos ---------- */
.apropos-inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 4rem; align-items: center; }
.apropos-text p { color: var(--gris); margin: 1rem 0; }
.apropos-text .btn { margin-top: 1rem; }
.apropos-claim {
  font-family: 'Archivo Black', sans-serif; text-transform: uppercase;
  font-size: clamp(1.8rem, 4vw, 2.8rem); line-height: 1.05; letter-spacing: -0.02em;
}
.apropos-claim span { display: block; color: var(--noir-3); -webkit-text-stroke: 1px var(--gris); }
.apropos-claim .hl { color: var(--accent); -webkit-text-stroke: 0; }

/* ---------- Devis ---------- */
.devis-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 3.5rem; align-items: start; }
.devis-intro p { color: var(--gris); margin-top: 1rem; }
.devis-points { list-style: none; margin-top: 1.75rem; display: grid; gap: 0.75rem; }
.devis-points li {
  font-family: 'Oswald', sans-serif; text-transform: uppercase;
  letter-spacing: 0.05em; font-size: 0.95rem; padding-left: 1.75rem; position: relative;
}
.devis-points li::before { content: "→"; position: absolute; left: 0; color: var(--accent); }

.devis-form { background: var(--noir-2); border: 1px solid var(--bordure); padding: 2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.field { margin-bottom: 1.25rem; display: flex; flex-direction: column; }
.field label {
  font-family: 'Oswald', sans-serif; text-transform: uppercase;
  letter-spacing: 0.06em; font-size: 0.82rem; color: var(--gris); margin-bottom: 0.45rem;
}
.field input, .field select, .field textarea {
  background: var(--noir); border: 1px solid var(--bordure); color: var(--blanc);
  padding: 0.8rem 0.9rem; font-size: 1rem; font-family: inherit; transition: var(--transition);
}
.field input::placeholder, .field textarea::placeholder { color: #5a5a55; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent);
}
.field textarea { resize: vertical; }
.consent { display: flex; gap: 0.65rem; align-items: flex-start; margin-bottom: 1.5rem; font-size: 0.85rem; color: var(--gris); }
.consent input { margin-top: 0.3rem; accent-color: var(--accent); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--bordure); background: var(--noir-2); }
.footer-top {
  max-width: var(--max); margin: 0 auto; padding: 4rem 1.5rem 2.5rem;
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem;
}
.footer-logo { height: 44px; width: auto; margin-bottom: 1rem; }
.footer-slogan {
  font-family: 'Oswald', sans-serif; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--gris); max-width: 320px;
}
.footer-col h4 {
  font-family: 'Oswald', sans-serif; text-transform: uppercase;
  letter-spacing: 0.1em; font-size: 0.9rem; color: var(--accent); margin-bottom: 0.75rem;
}
.footer-col p, .footer-col a { color: var(--gris); }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--bordure);
  max-width: var(--max); margin: 0 auto; padding: 1.5rem;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
  font-size: 0.85rem; color: var(--gris);
}
.to-top { font-family: 'Oswald', sans-serif; text-transform: uppercase; letter-spacing: 0.08em; }
.to-top:hover { color: var(--accent); }

/* ---------- Animations de révélation ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .univers-grid { grid-template-columns: 1fr; }
  .apropos-inner, .devis-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-top { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 200px; }
  .gallery-item[data-span="wide"] { grid-column: span 2; }
}
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed; top: 72px; left: 0; right: 0;
    background: var(--noir-2); flex-direction: column; gap: 0;
    padding: 1rem 1.5rem; border-bottom: 1px solid var(--bordure);
    transform: translateY(-130%); transition: transform 0.35s ease; pointer-events: none;
  }
  .nav-links.open { transform: translateY(0); pointer-events: auto; }
  .nav-links li { width: 100%; padding: 0.7rem 0; }
  .form-row { grid-template-columns: 1fr; }
  .step { grid-template-columns: 1fr; gap: 0.75rem; }
}

/* ---------- Accessibilité : mouvement réduit ---------- */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee-track { animation: none; }
  html { scroll-behavior: auto; }
}